.nav .content {
  height: 100%;
  width: 100%;
  overflow: hidden;
  position: relative;
}
.nav .hd a {
  height: 80px;
  background: #34495e;
  color: #FFF;
  font-size: 25px;
  line-height: 80px;
  text-align: center;
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 99;
}
.nav .navList {
  height: 100%;
  width: 100%;
  box-sizing: border-box;
  padding-top: 80px;
  background-color: #fff;
  overflow-x: hidden;
  overflow-y: auto;
  border-right: 1px solid #eeeeee;
}
.nav .navList ul {
  width: 95%;
  background-color: #f9fafb;
}
.nav .navList ul li {
  display: block;
  padding: 5px 0 5px 50px;
  height: 40px;
  line-height: 40px;
  border-bottom: 1px solid #eeeeee;
  position: relative;
}
.nav .navList ul li::before {
  content: '';
  display: block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: lightcoral;
  position: absolute;
  top: 50%;
  left: 20px;
  margin-top: -5px;
}
.nav .navList ul li a {
  display: block;
  cursor: pointer;
  color: #34495e;
}
.nav .navList ul .active {
  border-right: 2px solid lightcoral;
}
.nav .navList ul .active a {
  color: lightcoral !important;
}
.screenNav {
  z-index: 1000;
  text-align: center;
  font-size: 20px;
  color: #FFF;
  line-height: 41px;
}
.xianshi {
  transform: translate(0px, 0px);
}
